Home / 13,334,671.20-20,002,006.80-9,029,999.10

Finding the Fourth Proportional to 13,334,671.20, 20,002,006.80 and 9,029,999.10

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Solution

The fourth proportional to 13,334,671.20, 20,002,006.80 and 9,029,999.10 is: 13,544,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,671.20 : 20,002,006.80 = 9,029,999.10 : x
  2. Step 2: Convert to fraction form
    13,334,671.20/20,002,006.80 = 9,029,999.10/x
  3. Step 3: Cross multiply
    13,334,671.20x = 20,002,006.80 × 9,029,999.10
  4. Step 4: Simplify right side
    13,334,671.20x = 180,618,103,402,193.88
  5. Step 5: Solve for x
    x = 180,618,103,402,193.88/13,334,671.20
  6. Step 6: Final answer
    x = 13,544,998.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.